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Kentucky

$243+ Cheap flights from Duluth (DLH) to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Duluth to Kentucky

Cheapest flights from Duluth to Kentucky
Explore the most affordable flight options available from Duluth to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:50 amDLH - SDF
1 stop4h 23mUnited Airlines
Tue 12/306:11 pmSDF - DLH
1 stop5h 44mUnited Airlines
Deal found 12/16$383
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:10 pmDLH - BNA
1 stop6h 09mDelta
Tue 12/306:36 pmBNA - DLH
1 stop4h 16mDelta
Deal found 12/16$404
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:10 pmDLH - SDF
1 stop5h 53mDelta
Mon 12/296:40 amSDF - DLH
1 stop5h 35mDelta
Deal found 12/15$442
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:10 pmDLH - SDF
1 stop5h 53mDelta
Mon 12/296:40 amSDF - DLH
1 stop5h 35mDelta
Deal found 12/15$532
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:03 pmDLH - SDF
1 stop4h 29mUnited Airlines
Mon 12/296:11 pmSDF - DLH
1 stop5h 44mUnited Airlines
Deal found 12/16$542
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/234:10 pmDLH - SDF
1 stop5h 53mDelta
Tue 12/301:52 pmSDF - DLH
2 stops10h 00mDelta
Deal found 12/17$564
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:55 amDLH - BNA
1 stop4h 31mUnited Airlines
Wed 12/316:05 pmBNA - DLH
2 stops28h 50mUnited Airlines
Deal found 12/16$598
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:50 amDLH - SDF
1 stop4h 23mUnited Airlines
Mon 12/292:22 pmSDF - DLH
2 stops25h 06mUnited Airlines
Deal found 12/15$618
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:03 pmDLH - BNA
1 stop4h 28mUnited Airlines
Tue 12/306:05 pmBNA - DLH
2 stops28h 50mUnited Airlines
Deal found 12/16$639
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:00 amDLH - BNA
1 stop4h 20mDelta
Sun 12/286:36 pmBNA - DLH
1 stop4h 16mDelta
Deal found 12/16$663
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:03 pmDLH - BNA
1 stop21h 37mUnited Airlines
Sun 1/48:00 amBNA - DLH
1 stop6h 28mUnited Airlines
Deal found 12/16$665
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:03 pmDLH - BNA
1 stop4h 28mUnited Airlines
Wed 12/316:05 pmBNA - DLH
2 stops28h 50mUnited Airlines
Deal found 12/16$672

Find flight deals from Duluth to Kentucky

Keep the following information in mind while searching for Duluth to Kentucky flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$278
(Delta)

One-way from

$243
(Delta)

Popular in

May

Cheapest in

March

Average price

$648
Provider with most accurate pricing for Duluth Intl-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Duluth Intl-Louisville Intl flights.
Search Deals
From Duluth Intl to Kentucky
Search Deals
One-way flight from Duluth Intl to Kentucky
Search Deals
Highest demand for flights based on searches. 35% potential increase in price ($269 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Duluth to Kentucky that are best for you.

Fly from

Duluth

Fly to

Kentucky

Route

Depart

Return

Price

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Sat 2/7

4:24 pm-11:09 pm

1 stop5h 45m

Knoxville McGhee Tyson

Wed 2/11

6:30 am-11:11 am

1 stop5h 41m

$278

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Sat 1/24

3:05 pm-9:42 pm

1 stop6h 37m

Nashville Intl

Wed 1/28

8:00 am-2:30 pm

1 stop6h 30m

$363

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Wed 1/28

7:40 am-12:36 pm

1 stop4h 56m

Nashville Intl

Sat 1/31

4:50 pm-9:59 pm

1 stop5h 09m

$363

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Sat 1/24

3:05 pm-8:52 pm

1 stop4h 47m

Knoxville McGhee Tyson

Wed 1/28

11:10 am-2:30 pm

1 stop4h 20m

$378

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Thu 2/5

4:24 pm-9:52 pm

1 stop5h 28m

Nashville Intl

Sun 2/8

2:25 pm-11:52 pm

2 stops9h 27m

$383

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Fri 4/10

5:00 am-11:55 am

1 stop5h 55m

Louisville Intl

Sun 4/19

6:36 am-10:57 am

1 stop5h 21m

$413

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Wed 1/21

3:05 pm-8:28 pm

1 stop4h 23m

Louisville Intl

Sat 1/24

8:29 am-2:30 pm

1 stop7h 01m

$452

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Thu 2/12

11:20 am-3:51 pm

1 stop4h 31m

Nashville Intl

Sun 2/15

6:00 am-10:43 am

1 stop4h 43m

$472

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Wed 5/6

7:53 am-12:26 pm

1 stop4h 33m

Nashville Intl

Mon 5/11

6:00 am-10:44 am

1 stop4h 44m

$487

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Fri 1/30

11:56 am-5:39 pm

1 stop5h 43m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 11 results
1
2

Best time to book a flight from Duluth to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Duluth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Kentucky
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated December 18, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Duluth to Kentucky. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,005 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,005 reviews

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.1

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Duluth to Kentucky?

    For a flight from Duluth to Kentucky, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city.

  • How long is the flight from Duluth to Kentucky?

    A quick flight from Duluth to Kentucky can take about 5h 45m. Delta provides one of the quickest options available for as low as $278. Airlines will cover a distance of 871 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Duluth to Kentucky?

    While some choose either Duluth Intl - Louisville Intl or Duluth Intl - Knoxville McGhee Tyson, Duluth Intl - Nashville Intl is the most popular route from Duluth to Kentucky.

  • Can I find deals for flights from Duluth to Kentucky that include hotel bookings?

    Yes. In addition to deals on Duluth to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Kentucky.

  • Can I find deals for business class flights from Duluth to Kentucky?

    Yes. Cheapflights offers flight deals from Duluth to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Duluth to Kentucky

Discover the top 2 airlines that operate flights from Duluth to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$433FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$261Average$522FlexibilityNo cancel feeOn-time69%

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